88283521 has 2 divisors, whose sum is σ = 88283522. Its totient is φ = 88283520.

The previous prime is 88283513. The next prime is 88283539. The reversal of 88283521 is 12538288.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77792400 + 10491121 = 8820^2 + 3239^2 .

It is a cyclic number.

It is not a de Polignac number, because 88283521 - 2³ = 88283513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (88283551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44141760 + 44141761.

It is an arithmetic number, because the mean of its divisors is an integer number (44141761).

Almost surely, 2^88283521 is an apocalyptic number.

It is an amenable number.

88283521 is a deficient number, since it is larger than the sum of its proper divisors (1).

88283521 is an equidigital number, since it uses as much as digits as its factorization.

88283521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30720, while the sum is 37.

The square root of 88283521 is about 9395.9310874442. The cubic root of 88283521 is about 445.2731916738.

It can be divided in two parts, 88283 and 521, that added together give a square (88804 = 298²).

The spelling of 88283521 in words is "eighty-eight million, two hundred eighty-three thousand, five hundred twenty-one".